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BOSTON MARATHON 2023

John Conboy

Bib: 30040•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:28/mi
32:32
↑ 97↓ 3451.5%
10K· 6.21 mi
10:50/mi
1:06:13
↑ 79↓ 1380.4%
15K· 9.32 mi
9:59/mi
1:37:15
↑ 67↓ 78
20K· 12.43 mi
10:32/mi
2:10:00
↑ 106↓ 860.1%
Half· 13.11 mi
10:05/mi
2:16:53
↑ 19↓ 370.5%
25K· 15.53 mi
10:41/mi
2:42:47
↑ 66↓ 880.2%
30K· 18.64 mi
10:49/mi
3:16:22
↑ 181↓ 1480.2%
20M
10:28/mi
3:30:35
↑ 64↓ 500.2%
21M
10:46/mi
3:41:21
↑ 106↓ 241.6%
35K· 21.75 mi
9:41/mi
3:48:36
↑ 17↓ 861.7%
23M
10:09/mi
4:01:19
↑ 23↓ 630.6%
24M
9:54/mi
4:11:13
↓ 821.3%
40K· 24.85 mi
10:28/mi
4:20:10
↓ 200.3%
25.2M
11:13/mi
4:24:02
↑ 13↓ 160.2%
Finish· 26.22 mi
9:25/mi
4:33:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:16:53
Pace10:26 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:16:45
Pace10:26 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2532:3210:2832:32
10:28
-
10K
6.21 mi12:25:061:06:1310:3933:41
10:50
+0:22
15K
9.32 mi12:56:081:37:1510:2631:02
9:59
-0:51
20K
12.43 mi13:28:532:10:0010:2832:45
10:32
+0:33
Half
13.11 mi13:35:462:16:5310:266:53
10:05
-0:27
25K
15.53 mi14:01:402:42:4710:2925:54
10:41
+0:36
30K
18.64 mi14:35:153:16:2210:3233:35
10:49
+0:08
20M
20.00 mi14:49:283:30:3510:3214:13
10:28
-0:21
21M
21.00 mi15:00:143:41:2110:3210:46
10:46
+0:18
35K
21.75 mi15:07:293:48:3610:317:15
9:41
-1:05
23M
23.00 mi15:20:124:01:1910:3012:43
10:09
+0:28
24M
24.00 mi15:30:064:11:1310:289:54
9:54
-0:15
40K
24.85 mi15:39:034:20:1010:288:57
10:28
+0:34
25.2M
25.20 mi15:42:554:24:0210:293:52
11:13
+0:45
Finish
26.22 mi15:52:314:33:3810:279:36
9:25
-1:48

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:25 /mi

Average Pace

10:27 /mi

Slowest Pace

11:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:23

28% of race

Time at Steady Pace

3:12:23

70% of race

Time at Slower Pace

3:52

1% of race

Average Pace: 10:26 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:51:2532:3210:2832:32
10:28
#24624
10K
6.21 mi12:25:061:06:1310:3933:41
10:50
#25012
15K
9.32 mi12:56:081:37:1510:2631:02
9:59
#24511
20K
12.43 mi13:28:532:10:0010:2832:45
10:32
#24348
Half
13.11 mi13:35:462:16:5310:266:53
10:05
#24303
25K
15.53 mi14:01:402:42:4710:2925:54
10:41
#24123
30K
18.64 mi14:35:153:16:2210:3233:35
10:49
#23872
20M
20.00 mi14:49:283:30:3510:3214:13
10:28
#23709
21M
21.00 mi15:00:143:41:2110:3210:46
10:46
#23560
35K
21.75 mi15:07:293:48:3610:317:15
9:41
#23470
23M
23.00 mi15:20:124:01:1910:3012:43
10:09
#23317
24M
24.00 mi15:30:064:11:1310:289:54
9:54
#23218
40K
24.85 mi15:39:034:20:1010:288:57
10:28
#23136
25.2M
25.20 mi15:42:554:24:0210:293:52
11:13
#23100
Finish
26.22 mi15:52:314:33:3810:279:36
9:25
#23004
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi24624143711437123480(Top 88%)13860(Top 91%)13860(Top 675%)
10K6.21 mi3.10 mi25012-38814550-17914550-17925244(Top 95%)14642(Top 96%)14642(Top 714%)
15K9.32 mi3.11 mi24511+50114323+22714323+22723480(Top 88%)13860(Top 91%)13860(Top 675%)
20K12.43 mi3.11 mi24348+16314236+8714236+8723901(Top 90%)14034(Top 92%)14034(Top 684%)
Half13.11 mi0.68 mi24303+4514216+2014216+2023440(Top 88%)13815(Top 91%)13815(Top 673%)
25K15.53 mi2.42 mi24123+18014125+9114125+9123482(Top 88%)13803(Top 91%)13803(Top 673%)
30K18.64 mi3.11 mi23872+25114006+11914006+11922814(Top 86%)13432(Top 89%)13432(Top 655%)
20M20.00 mi1.36 mi23709+16313915+9113915+9121640(Top 81%)12845(Top 85%)12845(Top 626%)
21M21.00 mi1.00 mi23560+14913845+7013845+7020296(Top 76%)12191(Top 80%)12191(Top 594%)
35K21.75 mi0.75 mi23470+9013796+4913796+4920445(Top 77%)12236(Top 81%)12236(Top 596%)
23M23.00 mi1.25 mi23317+15313707+8913707+8920451(Top 77%)12229(Top 81%)12229(Top 596%)
24M24.00 mi1.00 mi23218+9913656+5113656+5120507(Top 77%)12224(Top 81%)12224(Top 596%)
40K24.85 mi0.85 mi23136+8213602+5413602+5421133(Top 79%)12429(Top 82%)12429(Top 606%)
25.2M25.20 mi0.35 mi23100+3613584+1813584+1820933(Top 79%)12366(Top 81%)12366(Top 603%)
Finish26.22 mi1.02 mi23004+9613531+5313531+5319837(Top 75%)11916(Top 79%)11916(Top 581%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23480

Males

13860

M50-54

13860

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

25244

Males

14642

M50-54

14642

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23480

Males

13860

M50-54

13860

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23901

Males

14034

M50-54

14034

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23440

Males

13815

M50-54

13815

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23482

Males

13803

M50-54

13803

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22814

Males

13432

M50-54

13432

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

21640

Males

12845

M50-54

12845

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

20296

Males

12191

M50-54

12191

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

20445

Males

12236

M50-54

12236

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

20451

Males

12229

M50-54

12229

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20507

Males

12224

M50-54

12224

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21133

Males

12429

M50-54

12429

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

20933

Males

12366

M50-54

12366

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

19837

Males

11916

M50-54

11916

Passing Analysis

Category:
Athletes Passed
2173
Passed By
553
Net Change
+1620
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24624
5K → 10K69457-388#24624#25012
10K → 15K5065+501#25012#24511
15K → 20K19936+163#24511#24348
20K → Half494+45#24348#24303
Half → 25K19717+180#24303#24123
25K → 30K26312+251#24123#23872
30K → 20M1652+163#23872#23709
20M → 21M1501+149#23709#23560
21M → 35K911+90#23560#23470
35K → 23M1541+153#23470#23317
23M → 24M1012+99#23317#23218
24M → 40K9311+82#23218#23136
40K → 25.2M382+36#23136#23100
25.2M → Finish982+96#23100#23004
TOTALS2173553+1620
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing